If we were born knowing these things, how wonderful would it be? Instead, we're born innocent, must pass through the early gardens of our upbringing - good or bad, nurturing or abusive, or a combination of the two. Becoming an adult brings freedom and painful realizations at the same time.
Here's a treasure trove of good information to help with healing
from a certain type of upbringing.
(who made this video)
(Raised By Narcissists - Reddit)